mongo = require("../mongoHelp.js")
config  = require("../config.js")

javalon = require("javalon")

function checkPayment(){
    javalon.getAccountHistory(config.accountCreator.username, 0, (err, blocks) => {
        if (err) {
            console.log(err)
        } else {
            blocks.forEach(element => {
                if (element.txs[0].type == 3) {
                    if (element.txs[0].data.memo.length > 8){
                        mongo.get(config.database, "users", {_id: element.txs[0].data.memo}).then(userArr => {
                            if (userArr.length != 1){
                                console.log("UserArray too long, this could indicate duplicate IDs which would be bad")
                            } else {
                                if (element.txs[0].data.memo == userArr[0]._id && element.txs[0].data.amount >= userArr[0].price && userArr[0].status == "Inactive" ){
                                    tx = {
                                        type: 0,
                                        data: {
                                            pub: userArr[0].keys.pub,
                                            name: userArr[0].username
                                        }
                                    }
                                    signedTx = javalon.sign(config.accountCreator.privKey,config.accountCreator.username, tx)
                                    javalon.sendTransaction(signedTx, function(err, res) {
                                        if (err){
                                            console.log(err)
                                        } else {
                                            userArr[0].status = "Active"
                                            mongo.update(config.database, "users", {_id: userArr[0]._id}, userArr[0])
                                            console.log(res)
                                            tx2 = {
                                                type: 3,
                                                data: {
                                                    amount: (Math.floor(parseInt(config.fee))/2),
                                                    memo: "Welcome to DTube", 
                                                    receiver: userArr[0].username
                                                }
                                            }
                                            signedTx2 = javalon.sign(config.accountCreator.privKey,config.accountCreator.username, tx2)
                                            javalon.sendTransaction(signedTx2, function(err, res) {
                                                if (err){
                                                    console.log(err)
                                                } else {
                                                    console.log(res)
                                                }
                                            })
                                        }
                                    })
                                }
                            }
                        })
                    }
                }
            })
        }
    })
}


setInterval(checkPayment, 60000)